From: Ed Tomlinson <tomlins@cam.org>
To: lkml <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: 2.5.x opps stopping serial
Date: Sat, 12 Oct 2002 10:18:45 -0400 [thread overview]
Message-ID: <200210121018.45115.tomlins@cam.org> (raw)
In-Reply-To: <200210110845.24687.tomlins@cam.org>
On October 11, 2002 08:45 am, Ed Tomlinson wrote:
Still happening with 2.5.42-mm2 (email problems - using different smtp server)
> Hi,
>
> I have been seeing this during shutdown ever since I started using 2.5.
> Figured I really should report it... There are three serial ports. One
> for a serial console, the second for a backUPS ups, the third for a (real)
> modem. Dist is debian sid.
>
> Saving state of known serial devices... Unable to handle kernel NULL
> pointer dereference at virtual addres s 00000114
> printing eip:
> c0191f73
> *pde = 00000000
> Oops: 0000
> af_packet snd-seq-midi snd-seq-oss snd-seq-midi-event snd-seq snd-pcm-oss
> snd-mixer-oss snd-cs46xx snd-pcm snd-timer snd-rawmidi snd-seq-device
> snd-ac97-codec snd soundcore gameport softdog matroxfb_base matroxfb _g450
> matroxfb_DAC1064 g450_pll matroxfb_accel fbcon-cfb24 fbcon-cfb8 fbcon-cfb32
> fbcon-cfb16 matroxfb_mis c mga agpgart pppoe pppox ipchains msdos fat
> sd_mod floppy dummy bsd_comp ppp_generic slhc parport_pc lp p arport ipip
> smbfs nls_cp850 nls_cp437 nfs lockd sunrpc binfmt_aout autofs4 cdrom
> via-rhine mii tulip crc32 usb-storage scsi_mod pl2303 usbserial hid
> CPU: 0
> EIP: 0060:[<c0191f73>] Not tainted
> EFLAGS: 00010246
> EIP is at uart_block_til_ready+0x15b/0x1a4
> eax: 00000000 ebx: d9cd4000 ecx: dffe381c edx: c17a5114
> esi: d9cd5e84 edi: 00000202 ebp: c17a50c0 esp: d9cd5e58
> ds: 0068 es: 0068 ss: 0068
> Process bkupsd (pid: 1096, threadinfo=d9cd4000 task=dc75a160)
> Stack: c0284800 d9b75000 c17a50c0 00000000 c0356804 dffe381c 00000000
> dc75a160 c0110868 00000000 00000000 00000000 dc75a160 c0110868 c17a5114
> c17a5114 c0192269 d9e64d20 c17a50c0 00000000 00000100 00000000 dec0b3b4
> d9cd4000 Call Trace:
> [<c0110868>] default_wake_function+0x0/0x2c
> [<c0110868>] default_wake_function+0x0/0x2c
> [<c0192269>] uart_open+0x1d9/0x220
> [<c0199d72>] tty_open+0x1e6/0x39c
> [<c0199da3>] tty_open+0x217/0x39c
> [<c0139759>] get_chrfops+0xa1/0x164
> [<c0139a03>] chrdev_open+0x5b/0x94
> [<c01382f9>] dentry_open+0xb9/0x16c
> [<c0138237>] filp_open+0x43/0x4c
> [<c01385d8>] sys_open+0x34/0x70
> [<c0106ef7>] syscall_call+0x7/0xb
>
> Code: f6 80 14 01 00 00 02 75 34 8b 44 24 44 50 e8 6a 6b 00 00 83
> backing up serial.conf done.
>
> Ideas?
> Ed Tomlinson
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next prev parent reply other threads:[~2002-10-12 14:18 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-11 7:55 2.5.41-mm3 Andrew Morton
2002-10-11 12:18 ` 2.5.41-mm3 Ed Tomlinson
2002-10-11 12:37 ` 2.5.41-mm3 Ed Tomlinson
2002-10-12 14:21 ` 2.5.41-mm3 Ed Tomlinson
2002-10-11 12:40 ` 2.5.41+ shutdown problems Ed Tomlinson
2002-10-12 14:18 ` Ed Tomlinson
2002-10-12 22:32 ` Bjoern A. Zeeb
2002-10-11 12:45 ` 2.5.x opps stopping serial Ed Tomlinson
2002-10-12 14:18 ` Ed Tomlinson [this message]
2002-10-15 20:33 ` Paul Larson
[not found] ` <20021015230733.E7702@flint.arm.linux.org.uk>
2002-10-16 1:50 ` Ed Tomlinson
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